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Finding the Fourth Proportional to 6,468.27, 8,919.14 and 4,368.75

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Solution

The fourth proportional to 6,468.27, 8,919.14 and 4,368.75 is: 6,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468.27 : 8,919.14 = 4,368.75 : x
  2. Step 2: Convert to fraction form
    6,468.27/8,919.14 = 4,368.75/x
  3. Step 3: Cross multiply
    6,468.27x = 8,919.14 × 4,368.75
  4. Step 4: Simplify right side
    6,468.27x = 38,965,492.88
  5. Step 5: Solve for x
    x = 38,965,492.88/6,468.27
  6. Step 6: Final answer
    x = 6,024.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.